Together with Carl Lieberman[?], he synthesized the orange-red dye alizarin in 1868.
He also intruduced the "ortho," "meta," and "para," nomenclature on benzene rings.
... Geschichte (1885) Studien (1839-47) Neue Studien (1875-78). He published also an autobiography entitled Von Magdeburg nach Königsberg (1873), which deals with his ...